Ink cartridge



FIG. 1 is a perspective view of an ink cartridge showing our new design;

FIG. 2 lis a front view thereof, the rear is a mirror image;

FIG. 3 is a top view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines are for illustration only and form no part of theclaimed design.

The ornamental design for an ink cartridge, substantially as shown anddescribed.